DTC B1001
Diagnostic Instructions
DTC Descriptor
DTC B1001 00: Option Configuration
DTC B1001 33: Option Configuration Special Memory Malfunction
DTC B1001 45: Option Configuration Variant Not Programmed
DTC B1001 4B: Option Configuration Calibration Not Learned
Circuit/System Description
Some control modules must be configured with serial numbers, vehicle options, or other information. If a control module was not properly configured after installation that module may set DTC B1001. The symptom byte listed in the DTC Descriptor is for engineering reference only. No external circuit diagnosis is involved.
Conditions for Running the DTC
Battery voltage is between 9-16 V and data link communications operate normally.
Conditions for Setting the DTC
The control module is not configured properly.
Conditions for Clearing the DTC
| • | A current DTC clears when the malfunction is no longer present. |
| • | A history DTC clears when the module ignition cycle counter reaches the reset threshold, without a repeat of the malfunction. |
Reference Information
Schematic Reference
Data Communication Schematics
Connector End View Reference
Component Connector End Views
Description and Operation
Data Link Communications Description and Operation
Electrical Information Reference
Scan Tool References
Control Module References for scan tool information
Circuit/System Verification
Verify DTC B1001 is not set.
| ⇒ | If the DTC is set, program the control module. If the DTC resets, replace the control module. |
Repair Instructions
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
Control Module References for control module replacement, setup, and programming
| © Copyright Chevrolet. All rights reserved |
| © Copyright Chevrolet. All rights reserved |
